<!DOCTYPE html>
<html lang="en">

<head>
    <title>根据地址查询经纬度</title>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
    <script src="http://api.map.baidu.com/api?v=2.0&ak=53oVIOgmSIejwV7EfphPgTynOZbIiVYu"></script>
</head>

<body style="background:#CBE1FF">
<div style="width:1200px;margin:auto;">
    要查询的地址：
    <input id="text_" type="text" value="宁波天一广场" style="margin-right:100px;" /> 查询结果(经纬度)：
    <input id="result_" type="text" />
    <input type="button" value="查询" onclick="searchByStationName();" />
    <div id="container" style="position: absolute;
                margin-top:30px;
                top:0;
                bottom:0;
                left:0;
                right:0;
                border: 1px solid gray;
                overflow:hidden;">
    </div>
</div>
</body>
<script type="text/javascript">
    var map = new BMap.Map("container");
    map.centerAndZoom("宁波", 12);
    map.enableScrollWheelZoom(); //启用滚轮放大缩小，默认禁用
    map.enableContinuousZoom(); //启用地图惯性拖拽，默认禁用

    map.addControl(new BMap.NavigationControl()); //添加默认缩放平移控件
    map.addControl(new BMap.OverviewMapControl()); //添加默认缩略地图控件
    map.addControl(new BMap.OverviewMapControl({
        isOpen: true,
        anchor: BMAP_ANCHOR_BOTTOM_RIGHT
    })); //右下角，打开

    var localSearch = new BMap.LocalSearch(map);
    localSearch.enableAutoViewport(); //允许自动调节窗体大小
    function searchByStationName() {
        map.clearOverlays(); //清空原来的标注
        var keyword = document.getElementById("text_").value;
        localSearch.setSearchCompleteCallback(function(searchResult) {
            var poi = searchResult.getPoi(0);
            document.getElementById("result_").value = poi.point.lng + "," + poi.point.lat;
            map.centerAndZoom(poi.point, 13);
            var marker = new BMap.Marker(new BMap.Point(poi.point.lng, poi.point.lat)); // 创建标注，为要查询的地方对应的经纬度
            map.addOverlay(marker);
            var content = document.getElementById("text_").value + "<br/><br/>经度：" + poi.point.lng + "<br/>纬度：" + poi.point.lat;
            var infoWindow = new BMap.InfoWindow("<p style='font-size:14px;'>" + content + "</p>");
            marker.addEventListener("click", function() {
                this.openInfoWindow(infoWindow);
            });
            // marker.setAnimation(BMAP_ANIMATION_BOUNCE); //跳动的动画
        });
        localSearch.search(keyword);
    }
</script>

</html>